Radiant|Lab Grown|IGI

1.28ct F VVS2 Radiant Lab Grown Diamond

EX • F/VVS2 • IGI LG612346369

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG612346369

Diamond specifications and retailer prices

From $406 USD
As of November 1, 2026
Save $904 USD (69%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $1,310 USD at Jared · As of October 30, 2026
View at Jared

About this 1.28ct lab-grown radiant diamond

This 1.28ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG612346369 or 612346369. Listed at 4 retailers as of October 30, 2026, with prices from $406 to $1,310, a $904 spread on the same certified stone. Jared lists it at $1,310. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
F
Color
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.6°
Pavilion angle35.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG612346369
Dimensions7.63 × 5.32 × 3.61 mm
L/W Ratio1.43
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.63 mm5.32 mm1.28 ctF / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG612346369
Side View
Table 66.0%Crown 46.6°Girdle: MED-STKPavilion 35.7°Culet: NoneDepth 67.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $1,310 USD|Low: $374 USD|High: $1,620 USD|Avg: $814 USD|-19.1%
Jared
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 3$406 USD
Retailer 7$466 USD
Retailer 8$545 USD
Retailer 6$553 USD
Retailer 9$697 USD
Retailer 5$1,008 USD
Retailer 4$1,090 USD
Retailer 2$1,193 USD
Jared$1,310 USD

12 data points across 9 retailers

4 retailers$406 USD to $1,310 USD

A
Cheapest Retailer
-
$406 USD
B
Retailer 2
-
$1,090 USD
View
B
Retailer 3
-
$1,193 USD
£939 GBP
View
Most Expensive
B
Jared
149860432 · Oct 30
$1,310 USD
View
3 more retailers have this diamond
Prices start from $406 USDSave up to $904 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.28ct Radiant
$406 USD